7 calls and 0 puts traded on Nov 4, 2026, 7 contracts in total. Open interest was 1.45K contracts. Over the past 30 days, volume averaged 25 contracts per day. The POST option volume chart shows volume by strike and expiration date.

Post IV rank is 15, so its 30-day implied volatility of 42.3% is near the bottom of its one-year range. Over the past year it ranged from 19.5% on Dec 18, 2025 to 175.7% on Jul 17, 2026. See the POST implied volatility history for a longer view.

The Post put/call volume ratio was 0.00 on Nov 4, 2026, so calls outnumber puts. The put/call open interest ratio was 1.23. The POST open interest chart shows calls and puts at each strike.

As of the Nov 4, 2026 close, max pain for Post options about one week from expiration was $80.00, 5.5% below the $84.69 close. The POST max pain chart shows it for every expiration date.

Based on 7-day implied volatility of 49.2%, options price a move of about ±$5.76 (±6.8%) over the next week, a range of roughly $78.93 to $90.45 from the Nov 4, 2026 close. The POST expected move chart shows it for every expiration date.